DR render element C_maskingID not correct Corona 1.7

[quizzy]

the cmaskingID element looks half element-ish and half diffuse-ish.

Tech info:
3dsmax 2016
corona 1.7
Distributed Rendering through batch render.

[maru]

It looks like it's mixed with sampling focus, or something similar. Can you send us the scene?
https://corona-renderer.com/upload

[maru]

We have just released Corona Renderer 1.7 Hotfix 1: https://corona-renderer.com/download/
It contains some important DR fixes, so please download and install it.
Please make sure that Corona Renderer 1.7 Hotfix 1 is installed on all computers, and that DR server 1.7 Hotfix 1 is running on all of the slaves.

If the issue will remain after installing this version, please contact us, and we will continue looking for a solution.